• A Lyapunov analysis of momentum methods in optimization

        Joint with Michael Jordan and Benjamin Recht.


  • On symplectic optimization

         Joint with Michael Betancourt and Michael Jordan.


Conference & Journal Proceedings

  • Approximate cross-validation: guarantees for model assessment and selection. 

         Joint with Lester Mackey and Maximillian Kasy.

         International Conference on Artificial Intelligence and Statistics (AISTATS). 2020.  


  • The disparate equilibria of algorithmic decision making when individuals invest rationally

        Joint with Lydia Liu, Nika Haghtalab, Adam Kalai, Christian Borgs, and Jennifer Chayes. 

        ACM conference on Fairness, Accountability and Transparency (FAccT). 2020.


  • Accelerating rescaled gradient descent: fast minimization of smooth functions 

        Joint with Lester Mackey and Andre Wibisono.

        Advances in Neural Information Processing Systems (NeurIPS). 2019.

  • Posteriors, conjugacy, and exponential families for completely random measures 

        Joint with Tamara Broderick and Michael Jordan.

        Bernoulli. 2018.

  • The marginal value of adaptive methods in machine learning

        Joint with Becca Roelofs, Mitchell Stern, Nathan Srebro and Benjamin Recht.

        Advances in Neural Information Processing Systems (NeurIPS). 2017.

  • Breaking locality accelerates block Gauss-Seidel 

        Joint with Stephen Tu, Shivaram Venkataraman, Alex Gittens, Michael Jordan and Benjamin Recht.

        International Conference of Machine Learning (ICML). 2017.

  • A variational perspective on accelerated methods in optimization 

        Joint with Andre Wibisono and Michael Jordan.

        Proceedings of the National Academy of Science (PNAS). 2016.


  • Streaming, variational, Bayes

        Joint with Tamara Broderick, Nicholas Boyd, Andre Wibisono and Michael Jordan.

        Advances in Neural Information Processing Systems (NeurIPS). 2014 


  • Lyapunov arguments in optimization

        PhD Thesis, Advisors: Prof. Dr. Benjamin Recht and Michael Jordan, UC Berkeley, 2018.